[INFO] cloning repository https://github.com/e1810/cc_with_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/e1810/cc_with_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe1810%2Fcc_with_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe1810%2Fcc_with_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 062116528ddb6bf3aed45b0d28a520ae9fae5895
[INFO] testing e1810/cc_with_rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe1810%2Fcc_with_rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/e1810/cc_with_rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/e1810/cc_with_rs
[INFO] finished tweaking git repo https://github.com/e1810/cc_with_rs
[INFO] tweaked toml for git repo https://github.com/e1810/cc_with_rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/e1810/cc_with_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8836086dff2ac17a744ac01a490ea970cb7ac8a805c8396258c8cb9053d7bf4c
[INFO] running `Command { std: "docker" "start" "-a" "8836086dff2ac17a744ac01a490ea970cb7ac8a805c8396258c8cb9053d7bf4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8836086dff2ac17a744ac01a490ea970cb7ac8a805c8396258c8cb9053d7bf4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8836086dff2ac17a744ac01a490ea970cb7ac8a805c8396258c8cb9053d7bf4c", kill_on_drop: false }`
[INFO] [stdout] 8836086dff2ac17a744ac01a490ea970cb7ac8a805c8396258c8cb9053d7bf4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a53c54daef38131d055fc8126ab69e8e0f5c963c68745d1e978e0ec6eb7e0a79
[INFO] running `Command { std: "docker" "start" "-a" "a53c54daef38131d055fc8126ab69e8e0f5c963c68745d1e978e0ec6eb7e0a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling mycc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `val` is never read
[INFO] [stdout]    --> src/main.rs:120:6
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     val = 0;
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `val_calculating` is never read
[INFO] [stdout]    --> src/main.rs:121:6
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     val_calculating = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EOF`
[INFO] [stdout]  --> src/main.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     EOF
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "a53c54daef38131d055fc8126ab69e8e0f5c963c68745d1e978e0ec6eb7e0a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a53c54daef38131d055fc8126ab69e8e0f5c963c68745d1e978e0ec6eb7e0a79", kill_on_drop: false }`
[INFO] [stdout] a53c54daef38131d055fc8126ab69e8e0f5c963c68745d1e978e0ec6eb7e0a79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4272375652722b1d87f7f7790dc5ea05a04237d17df4076d58ce30205e7f59
[INFO] running `Command { std: "docker" "start" "-a" "ec4272375652722b1d87f7f7790dc5ea05a04237d17df4076d58ce30205e7f59", kill_on_drop: false }`
[INFO] [stderr]    Compiling mycc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `val` is never read
[INFO] [stdout]    --> src/main.rs:120:6
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     val = 0;
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `val_calculating` is never read
[INFO] [stdout]    --> src/main.rs:121:6
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     val_calculating = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EOF`
[INFO] [stdout]  --> src/main.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     EOF
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "ec4272375652722b1d87f7f7790dc5ea05a04237d17df4076d58ce30205e7f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4272375652722b1d87f7f7790dc5ea05a04237d17df4076d58ce30205e7f59", kill_on_drop: false }`
[INFO] [stdout] ec4272375652722b1d87f7f7790dc5ea05a04237d17df4076d58ce30205e7f59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5996cafdc5872e9404273f39668199cb8b224e74e486631acd5da4b31700d1db
[INFO] running `Command { std: "docker" "start" "-a" "5996cafdc5872e9404273f39668199cb8b224e74e486631acd5da4b31700d1db", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `val` is never read
[INFO] [stdout] running 1 test
[INFO] [stderr]    --> src/main.rs:120:6
[INFO] [stdout] test tokenize_test ... ok
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 120 |                     val = 0;
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                     ^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `val_calculating` is never read
[INFO] [stderr]    --> src/main.rs:121:6
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     val_calculating = false;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EOF`
[INFO] [stderr]  --> src/main.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     EOF
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mycc-ddc8427bd7f915db)
[INFO] running `Command { std: "docker" "inspect" "5996cafdc5872e9404273f39668199cb8b224e74e486631acd5da4b31700d1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5996cafdc5872e9404273f39668199cb8b224e74e486631acd5da4b31700d1db", kill_on_drop: false }`
[INFO] [stdout] 5996cafdc5872e9404273f39668199cb8b224e74e486631acd5da4b31700d1db